Coerce an bts Object into a Data Frame — as.data.frame.bts • NSGEV

Coerce an bts object into a data frame

# S3 method for bts
as.data.frame(x, row.names = NULL, optional = FALSE, longFormat = FALSE, ...)

Arguments

x: An object with class bts representing a by-block time series.
row.names: Not used.
optional: Not used.
longFormat: Logical. With the default FALSE, the result has the same columns as x plus the new column Date. When longFormat is TRUE, the data frame is in "long format" with all the columns of x given in same the column value of the result. A column type indicates the name of the original column in x.
...: Not used yet.

Value

A dataframe with a Date column containing the value of the "date" attribute of x.

Examples

myDate <- seq(from = as.Date("1996-01-01"),
            to = as.Date("2016-12-31"), by = "years")
X <- polynomX(myDate)
df <- as.data.frame(X)
head(df)
#>         Date Cst       t1       t2
#> 1 1996-01-01   1 25.99863 675.9288
#> 2 1997-01-01   1 27.00068 729.0370
#> 3 1998-01-01   1 28.00000 784.0000
#> 4 1999-01-01   1 28.99932 840.9603
#> 5 2000-01-01   1 29.99863 899.9179
#> 6 2001-01-01   1 31.00068 961.0424